Some ditloids

Today I was shown several ditloids, most were pretty easy but there were 3 I couldn't get. A ditloid for anyone who doesn't know, is an abbreviation of (usually) a saying. For example: 13IABD = 13 in a baker's dozen, or 5FOAH = 5 fingers on a hand. The first three of the following I couldn't get, and the rest are just for fun-